Store Followers have extra discounts Suding bicycle computer wireless digital LCD backlight road speedometer stopwatch speedometer bicycle accessories SD-558C Function display: 1.SPD/CURRENT SPEED; 2.TM/ELAPSED TIME; 3.TTM/TOTAL TRIP TIME; 4.ODOMETER; 5.DST/TRIP/DISTANCE; 6.RAT/RIDING ALL TIME; 7.MXS/MAXIMUM/SPEED; 8.COMPAPATOR 9.TEMPERATURE; 10.AVS/AVERAGE/SPEED ; 11.SW/STOPWATCH ; 12.CLK/CLOCK; 13.OVER-SPEED REMINDER; 14.SCAN; 15.FREEZE FRAME MEMORY; 16.TM UP/TRIP TIME UP; 17.TM DN/TRIP TIME DOWN; 18.TRIP UP/TRIP DILTANCE UP; 19.TRIP DOWN/TRIP DISTANCE DOWN; 20.SETTING TYRE CIRCUMFERENCE(0mm~9999mm); 21.WIRED REMOTE CONTROL; 22.SETTIN THE LAST VALUE OF ODOMETER(km/h,m/h); 23.WIRELESS DIGITAL CODE; 24.MAINTENANCE ALERT; 25.MACHINE OIL REMINDER; 26.LOW BATTERYINDICATOR; 27.WIRED REMOTE CONTROL; 28.SMART BACK LIGHT; 29.KEEP BRIGHENING; 30.SLEEP MODE; 31.AUTO ON/OFF Features: Light control backlight Low battery indicator. Deep waterproof and safe to travel. Small and portable, easy to store. This new versatile bicycle odometer dynamically displays all information on riding speed, mileage and time while riding. It also includes the functions of a thermometer, clock and stopwatch. Package Includes: Header*1 Table seat*1 Transmitter*1 Induction magnet *1 Tie line*1 Instruction manual*1 Remote control button*1